Amusement gas truck



FIG. 1 is a perspective view of an amusement gas truck showing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a rear view thereof. 

The ornamental design for an amusement gas truck, as shown and described. 